When Zim comes home from a lousy day at skool because he found out that Dib knows a flaw in his security system, Gir attempts to cheer him up by rubbing bacon oil all over his face. However, when Zim develops a pimple due to the grease, he fears that he will be considered abnormal and that it will jeopardize his mission. Zim believe he can use some acne medicine to get rid of the pimple, but when it only gets worse and when Gir draws a little face on the pimple, Zim believes all hope is lost; though Zim soon discovers the pimple has hypnotic powers and he hopes to exploit this new power in order to get Dib to reveal his secret.
Zim is upset because all of the other Invaders are doing much better in their tasks than he is, though he inadvertently discovers that his signal to the data hub has been interrupted. When Zim takes a closer look, he discovers that the Earth has actually been hijacked by the Planet-Jackers, an alien race who must throw other planets into their dying sun in order to survive. Zim begins to formulate a plan to stop the Planet-Jackers, but when Dib refuses to believe him, he realizes that he must save the world he plans to destroy by himself, just for the sake of being the one who gets to destroy it.
SG-1 encounters a potential new, technologically advanced ally in the war against the Goa'uld -- though they do not know the Aschen's dark secret.
Edina, who now runs a television production company, is slated to make a guest appearance with client Twiggy on Richard and Judy's morning television show. Patsy has been injecting her face with Parralox, a Botox-like substance, in order to freeze her wrinkles. Edina is persuaded by Patsy to try Parralox as well, but she awakens the next morning with a paralysed face. In addition to costing Saffron a government job, Edina is replaced by Katy Grin, her new business partner and Bubble's cousin, for the television appearance.
Ethan invites Lizzie, Gordo and Miranda to go bowling with friends on the weekend. Of course the girls are thrilled but Gordo isn't so happy--bowling is something he's not good at. In fact, he got so nervous doing it before that his fingers swelled up and the ball had to be cut off his hand! Miranda says she will be Gordo's ""life coach"" for bowling and tries to teach him him a kind of mystical philosophy (""Be the ball!"") Meanwhile, Matt and Lanny are trying to think of what they can do to stop the bully Heywood Biggs from picking on them. When Sam McGuire hears Lizzie talking about her sort-of date on the phone, he worries that he's not involved enough in his daughter's life. He asks her if she'd like for just the two of them to go out to dinner on Friday so they can spend some time together. Lizzie agrees, but later realizes that the bowling date is the same night! She decides she'll have to ask her father to reschedule.
Grim is bored of being left alone while Billy and Mandy are not with him. Grim decides to fulfill his dream by working as a swimsuit model, but, as he is a corpse, he is not hired. Subsequently, Billy and Mandy give him a makeover to look more human. In the end, Grim gets the job in a TV ad, but he is only in the commercial for a few seconds and is portrayed as an ugly person.
Billy and Mandy tell Grim it is "Opposite Day" and that, when they say something, they really mean the opposite. Due to his difficulty understanding the concept of Opposite Day, Grim has to do Mandy's chores. Finally, Grim thinks he understands when Billy and Mandy say they "want" pie, meaning they "do not want" pie. However, Mandy then says that when she said it was Opposite Day, it really was not.
When a family's home is threatened by the Corsola who live nearby, it's Ash and friends to the rescue...and maybe Misty can finally catch that Corsola she's been after!
When Zowie accidentally takes Olie and Billy's treasure, she does not tell them, causing the boys to suspect each other of taking it; Olie loses a toy his dad gives him; Zowie finds a flower that she tries to nurse back to health.
Meg lands an internship working with the school nerd at a television station.
An inside look at NFL training camps. From the top coaches to the rookies trying to make the team, Hard Knocks showcases what it takes to be in the NFL.
Olie discovers rust in outer space; Polina is feeling all wound up; Olie and Billy race against Zowie and Polli.
When Jack mistakenly destroys a group of scientists' chance to escape Aku, he and the scientists join forces to try and fix the problem, hopefully returning Jack home as well.
Barnaby attends the funeral of the owner of the Easterly Grange Hotel and hears that the hotel manager has gone missing. The will is read, and it seems the hotel has been divided between the missing manager and his beautiful wife, the hotel's chef and its accountant.A dog finds the hotel manager's severed hand, and the others named in the will receive threatening notes. Then accidents start to happen to them all, including mushroom-poisoning, an apparently accidental shooting, a falling drinks cabinet and a sabotaged vehicle. Barnaby next learns that the missing hotel manager had in his possession a more recent will, which is also now missing....
After Billy loses a game of boinky ball, Olie decides play other games with him, by losing on purpose to make Billy better; Olie is trying to find a puzzle piece; Olie and Billy are Robo Rangers and go through all the tips when scouting.
A circuit court judge goes to a frontier planet that has never known the judicial system. His first trial is of an alien accused of being in an attack where several humans were killed.
The Tollan offer Earth advanced weapons technology, prompting a secret investigation on Tollana -- one that leads to a startling discovery.
Billy's mother, Gladys, first notices Grim in Billy's bed, then in the shower and subsequently starts to get panic surges thinking that Billy is in danger. Meanwhile, Harold, Billy's dad, just thinks that Gladys is imagining things. In the end, Gladys ends up going living with Billy's aunt, Sis to try and calm herself down.
Billy's pet hamster, Mr. Snuggles, celebrates his 10th birthday, so the Grim Reaper comes for him. However, Mandy, Billy's friend, is reluctant in allowing it, so she proposes a deal to the Grim Reaper: if he beats the kids in a game, he can take the hamster, but if he loses, he will spare the hamster's life and become their "best friend forever". The Grim Reaper transports the kids to limbo, where he challenges them to a game of limbo. Despite his best effort, Grim ends up losing because he is attacked by Mr. Snuggles at Mandy’s command.
When Zim’s headquarters are having security problems, Zim attempts to upgrade the security system and get the job over with. He decides to put Gir in charge of ensuring nothing goes wrong while he replaces the computer’s AI, but when Gir begins to mess around with things, he inadvertently causes the house to shut down along with himself. However, Zim soon discovers that Gir’s AI has been uploaded into the central hub of the house, which worries Zim quite a lot since Gir is being unresponsive and uncontrollable, which soon puts their mission in jeopardy.